/* ============================================================
   AI Safety Corner - Failure Cases Styles
   Covers both the index page and individual case detail pages.
   ============================================================ */

/* Failure Cases accent */

:root {
  --fc-accent: #f03e8a;
  --fc-accent-glow: rgba(240, 62, 138, 0.14);
  --fc-accent-mid: rgba(240, 62, 138, 0.22);
  --fc-accent-soft: rgba(240, 62, 138, 0.06);
}

/* Shared page layout */

.fc-page,
.fc-detail-page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding-top: 56px;
}

/* Hero */

.fc-hero {
  position: relative;
  padding: 5rem 2rem 4rem;
  border-bottom: 1px solid rgba(197, 184, 245, 0.06);
  overflow: hidden;
}

.fc-hero::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -60px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--fc-accent-glow) 0%, transparent 65%);
  pointer-events: none;
}

.fc-hero-inner,
.fc-controls-inner,
.fc-body-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.fc-hero-inner {
  position: relative;
  z-index: 1;
}

.fc-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.fc-eyebrow-glyph,
.fc-eyebrow-zone {
  color: var(--fc-accent);
}

.fc-eyebrow-glyph {
  font-size: 1rem;
}

.fc-eyebrow-sep,
.fc-eyebrow-label {
  color: var(--ink-muted);
}

.fc-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5vw, 4.2rem);
  line-height: 1.18;
  color: var(--ink-primary);
  margin-bottom: 1rem;
}

.fc-hero-title em {
  display: inline-block;
  font-style: italic;
  color: transparent;
  background: linear-gradient(135deg, var(--fc-accent) 0%, #f0a6c7 75%, #f4eefc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  padding: 0.02em 0.12em 0.12em 0;
}

.fc-hero-subtitle {
  font-size: 1rem;
  color: var(--ink-secondary);
  line-height: 1.72;
  max-width: 600px;
  margin-bottom: 2rem;
}

.fc-stats,
.fc-stat {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.fc-stats {
  gap: 1.5rem;
}

.fc-stat {
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fc-accent);
}

.fc-stat-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

/* Controls and filters */

.fc-controls {
  position: sticky;
  top: 56px;
  z-index: 50;
  background: rgba(7, 9, 26, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(197, 184, 245, 0.07);
  padding: 1rem 2rem;
}

.fc-controls-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.fc-search-wrap {
  position: relative;
  flex: 1;
  min-width: 220px;
  max-width: 400px;
}

.fc-search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  pointer-events: none;
}

.fc-search {
  width: 100%;
  padding: 0.6rem 1rem 0.6rem 2.4rem;
  background: var(--bg-surface);
  border: 1px solid rgba(197, 184, 245, 0.12);
  border-radius: 2px;
  color: var(--ink-primary);
  font-family: var(--font-body);
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.fc-search::placeholder {
  color: var(--ink-muted);
}

.fc-search:focus {
  border-color: var(--fc-accent);
  box-shadow: 0 0 0 2px var(--fc-accent-glow);
}

.fc-risk-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.risk-pill {
  appearance: none;
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.7rem;
  border: 1px solid rgba(197, 184, 245, 0.16);
  border-radius: 2px;
  background: rgba(20, 24, 56, 0.92);
  color: var(--ink-secondary);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.risk-pill--low {
  border: 1px solid rgba(74, 222, 128, 0.2);
  color: #4ade80;
}

.risk-pill--medium {
  border: 1px solid rgba(250, 204, 21, 0.2);
  color: #facc15;
}

.risk-pill--high {
  border: 1px solid rgba(251, 146, 60, 0.2);
  color: #fb923c;
}

.risk-pill--critical {
  border: 1px solid rgba(240, 62, 138, 0.2);
  color: #f03e8a;
}

.risk-pill--low:hover,
.risk-pill--low.is-active {
  border-color: #4ade80;
  background: rgba(74, 222, 128, 0.08);
  color: #4ade80;
}

.risk-pill--medium:hover,
.risk-pill--medium.is-active {
  border-color: #facc15;
  background: rgba(250, 204, 21, 0.08);
  color: #facc15;
}

.risk-pill--high:hover,
.risk-pill--high.is-active {
  border-color: #fb923c;
  background: rgba(251, 146, 60, 0.08);
  color: #fb923c;
}

.risk-pill--critical:hover,
.risk-pill--critical.is-active {
  border-color: #f03e8a;
  background: rgba(240, 62, 138, 0.08);
  color: #f03e8a;
}

/* Results area */

.fc-body {
  padding: 2.5rem 2rem 6rem;
}

.fc-results-line {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.fc-results-line.is-visible {
  display: flex;
}

.fc-results-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.fc-clear-btn {
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fc-accent);
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.2s;
  padding: 0;
}

.fc-clear-btn:hover {
  opacity: 1;
}

.fc-clear-btn:not(.is-visible) {
  display: none;
}

/* Card grid */

#fcGrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1rem;
}

.fc-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 260px;
  padding: 1.45rem 1.55rem;
  background: var(--bg-surface);
  border: 1px solid rgba(197, 184, 245, 0.08);
  border-radius: 3px;
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: border-color 0.22s, background 0.22s, transform 0.22s var(--ease-out);
}

.fc-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--fc-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s var(--ease-out);
}

.fc-card:hover {
  background: var(--bg-mid);
  border-color: rgba(240, 62, 138, 0.2);
  transform: translateY(-2px) translateX(4px);
}

.fc-card:hover::before {
  transform: scaleX(1);
}

.fc-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.fc-card-meta-line {
  display: flex;
  align-items: center;
  gap: 0;
  row-gap: 0.45rem;
  flex-wrap: wrap;
}

.fc-card-badge-line {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.fc-card-date,
.fc-card-system {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.fc-card-date {
  color: var(--ink-muted);
}

.fc-card-sep {
  color: var(--ink-muted);
  font-size: 0.6rem;
  margin: 0 0.45rem;
}

.fc-card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  line-height: 1.3;
  font-weight: 400;
  color: var(--ink-primary);
  margin-bottom: 0.65rem;
  transition: color 0.2s;
}

.fc-card:hover .fc-card-title {
  color: #fff;
}

.fc-card-excerpt {
  font-size: 0.84rem;
  color: var(--ink-secondary);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 1.1rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.fc-card-footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(197, 184, 245, 0.07);
}

.fc-card-reading-time {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--fc-accent);
  white-space: nowrap;
}

.fc-card-reading-time .card-read-arrow {
  position: relative;
  display: inline-block;
  width: 0.48rem;
  height: 0.32rem;
  font-size: 0;
  line-height: 1;
}

.fc-card-reading-time .card-read-arrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 0.34rem;
  border-top: 1px solid currentColor;
  transform: translateY(-50%);
}

.fc-card-reading-time .card-read-arrow::after {
  content: "";
  position: absolute;
  right: 0.02rem;
  top: 50%;
  width: 0.16rem;
  height: 0.16rem;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: translateY(-50%) rotate(45deg);
}

/* Badges */

.risk-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.32rem 0.7rem;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
}

.risk-badge--low {
  background: rgba(74, 222, 128, 0.1);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.25);
}

.risk-badge--medium {
  background: rgba(250, 204, 21, 0.1);
  color: #facc15;
  border: 1px solid rgba(250, 204, 21, 0.25);
}

.risk-badge--high {
  background: rgba(251, 146, 60, 0.1);
  color: #fb923c;
  border: 1px solid rgba(251, 146, 60, 0.25);
}

.risk-badge--critical {
  background: rgba(240, 62, 138, 0.1);
  color: #f03e8a;
  border: 1px solid rgba(240, 62, 138, 0.3);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status-badge--resolved {
  color: #4ade80;
}

.status-badge--mitigated {
  color: #60a5fa;
}

.status-badge--ongoing {
  color: #facc15;
}

.status-badge--under-review {
  color: var(--ink-muted);
}

.status-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
}

/* Empty state */

.fc-empty {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 6rem 2rem;
}

.fc-empty.is-visible {
  display: flex;
}

.fc-empty-glyph {
  font-size: 2.8rem;
  color: var(--ink-muted);
  margin-bottom: 1.5rem;
  opacity: 0.45;
}

.fc-empty-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--ink-secondary);
  margin-bottom: 0.85rem;
}

.fc-empty-body {
  font-size: 0.9rem;
  color: var(--ink-muted);
  max-width: 360px;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.fc-empty-reset {
  appearance: none;
  padding: 0.6rem 1.4rem;
  border: 1px solid rgba(240, 62, 138, 0.25);
  border-radius: 2px;
  background: transparent;
  color: var(--fc-accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

/* Pagination */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 2rem;
}

.pagination-pages {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.pagination-btn,
.pagination-page {
  appearance: none;
  min-width: 2rem;
  height: 2rem;
  border: 1px solid rgba(197, 184, 245, 0.12);
  border-radius: 2px;
  background: var(--bg-surface);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  cursor: pointer;
}

.pagination-page.is-active {
  background: var(--fc-accent-soft);
  color: var(--fc-accent);
  border-color: var(--fc-accent-mid);
}

.pagination-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.pagination-ellipsis {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0 0.15rem;
}

/* Reveal animation */

.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fc-card.reveal.is-visible:hover {
  transform: translateY(-2px) translateX(4px);
}

/* Detail page layout */

.fc-case-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem 6rem;
}

.fc-case-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 2.5rem 0 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--fc-accent);
  opacity: 0.8;
  transition: opacity 0.2s;
}

.fc-case-back-link::before {
  content: "\2190";
  display: inline-block;
  flex: 0 0 auto;
  line-height: 1;
  letter-spacing: 0;
}

.fc-case-back-link:hover {
  opacity: 1;
}

/* Detail header and metadata */

.fc-case-header {
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(197, 184, 245, 0.07);
  margin-bottom: 2.5rem;
}

.fc-case-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}

.fc-case-zone-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.fc-case-zone-glyph {
  color: var(--fc-accent);
}

.fc-case-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.8vw, 2.8rem);
  line-height: 1.1;
  color: var(--ink-primary);
  margin-bottom: 1.2rem;
}

.fc-case-meta-row {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 1.25rem 1.5rem;
  background: var(--bg-surface);
  border: 1px solid rgba(197, 184, 245, 0.08);
  border-radius: 3px;
  margin-bottom: 1.5rem;
}

.fc-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-right: 1.5rem;
  border-right: 1px solid rgba(197, 184, 245, 0.08);
}

.fc-meta-item:last-child {
  border-right: none;
  padding-right: 0;
}

.fc-meta-label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-primary);
  font-weight: 700;
}

.fc-meta-value {
  font-size: 0.8rem;
  color: var(--ink-secondary);
  font-weight: 500;
}

.fc-detail-reading {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
}

/* Detail summary and prose */

.fc-summary {
  background: var(--bg-surface);
  border: 1px solid rgba(197, 184, 245, 0.08);
  border-left: 3px solid var(--fc-accent);
  border-radius: 0 2px 2px 0;
  padding: 1.4rem 1.5rem;
  margin-bottom: 2.5rem;
}

.fc-summary-label,
.fc-section-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fc-accent);
}

.fc-summary-label {
  margin-bottom: 0.65rem;
}

.fc-summary-text {
  font-size: 0.98rem;
  color: var(--ink-primary);
  line-height: 1.72;
}

.fc-section {
  margin-bottom: 3rem;
}

.fc-section-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.fc-section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(197, 184, 245, 0.09);
}

.fc-prose {
  font-size: 0.925rem;
  color: var(--ink-secondary);
  line-height: 1.8;
}

.fc-prose p + p {
  margin-top: 1em;
}

/* Detail lists */

.fc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.fc-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--bg-surface);
  border: 1px solid rgba(197, 184, 245, 0.08);
  border-radius: 2px;
  color: var(--ink-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
}


#caseCauses {
  gap: 0.35rem;
}

#caseCauses li {
  padding: 0.2rem 0;
  background: none;
  border: none;
  border-radius: 0;
  line-height: 1.65;
}

#caseCauses li::before {
  content: "\21B3";
  color: var(--fc-accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1;
  margin-top: 0.25rem;
  flex-shrink: 0;
}


#caseLessons {
  gap: 0.5rem;
  counter-reset: lesson-step;
}

#caseLessons li {
  padding: 0.65rem 0.9rem;
  background: var(--bg-surface);
  border: 1px solid rgba(197, 184, 245, 0.07);
  border-left: 2px solid var(--accent-pink);
  border-radius: 3px;
  line-height: 1.6;
  counter-increment: lesson-step;
}

#caseLessons li::before {
  content: counter(lesson-step)".";
  color: var(--accent-pink);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1;
  margin-top: 0.35rem;
  flex-shrink: 0;
}


#caseMitigations {
  gap: 0.35rem;
}

#caseMitigations li {
  padding: 0.2rem 0;
  background: none;
  border: none;
  border-radius: 0;
  line-height: 1.65;
}

#caseMitigations li::before {
  content: "\2713";
  color: var(--accent-teal);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1;
  margin-top: 0.25rem;
  flex-shrink: 0;
}


.fc-list--lessons li {
  border-color: rgba(74, 222, 128, 0.12);
  background: rgba(74, 222, 128, 0.035);
}

/* Sources */

.fc-sources {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.fc-source-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-surface);
  border: 1px solid rgba(197, 184, 245, 0.08);
  border-radius: 2px;
  text-decoration: none;
  color: var(--ink-secondary);
  font-size: 0.9rem;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.fc-source-link:hover {
  border-color: rgba(240, 62, 138, 0.25);
  color: var(--ink-primary);
  background: var(--bg-mid);
}

.fc-source-icon {
  font-size: 0.7rem;
  color: var(--fc-accent);
  flex-shrink: 0;
  font-family: var(--font-mono);
}

.fc-source-type {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-left: auto;
  flex-shrink: 0;
}

/* Not found state */

.fc-not-found {
  padding: 6rem 2rem;
  text-align: center;
}

.fc-not-found-glyph {
  font-size: 3rem;
  color: var(--ink-muted);
  margin-bottom: 1.5rem;
}

.fc-not-found-title {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--ink-secondary);
  margin-bottom: 1rem;
}

.fc-not-found-body {
  font-size: 0.9rem;
  color: var(--ink-muted);
  margin-bottom: 2rem;
}

.fc-not-found-link {
  color: var(--fc-accent);
  font-size: 0.85rem;
  font-weight: 500;
}

/* Responsive styles */

@media (max-width: 900px) {
  #fcGrid {
    grid-template-columns: 1fr;
  }

  .fc-case-meta-row {
    flex-direction: column;
    gap: 0.65rem;
    padding: 1rem;
  }
}

@media (max-width: 640px) {
  .fc-hero {
    padding: 3.5rem 1.5rem 3rem;
  }

  .fc-controls {
    padding: 0.75rem 1.5rem;
  }

  .fc-controls-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .fc-search-wrap {
    max-width: none;
  }

  .fc-body {
    padding: 1.5rem 1.5rem 4rem;
  }

  .fc-case-inner {
    padding: 2rem 1.5rem 4rem;
  }

  .fc-case-title {
    font-size: 1.7rem;
  }

  .fc-card-header {
    flex-direction: column;
  }

  .fc-card-badge-line {
    justify-content: flex-start;
  }

}

/* ─── Scrollbar ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--fc-accent); border-radius: 3px; }
html { scrollbar-color: var(--fc-accent) transparent; scrollbar-width: thin; }